Data processing device



FIG. 1 is a perspective view of a data processing device showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side view thereof, the opposite side view being identical;

FIG. 4 is a front view thereof;

FIG. 5 is a back view thereof; and,

FIG. 6 is a bottom view thereof. 

The ornamental design for the data processing device, as shown and described. 